Patent · US Active

Molded porous ceramic article containing beta-SiC and process for the production thereof

US7648932B2 · kind B2 · utility

15Cited by

15References

48Claims

0Family size

Assignee

Mann+Hummel Innenraumfilter GmbH & Co. KG · DE

Inventors

Lars Weisensel · Goldbach, DE
Thomas Wolff · Furtwangen, DE
Heino Sieber · Ingolstadt, DE
Peter Greil · Weisendorf, DE

Key dates

Filing date	Jul 5, 2006
Grant date	Jan 19, 2010
Priority date	—
Expiry date	Aug 9, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24165
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The invention relates to a process for the production of a molded porous ceramic article containing β-SiC, which process comprises the following steps: the preparation of a molded article containing silicon and carbon and the subsequent pyrolysis and siliconization of the article containing silicon and carbon to form SiC. The invention further relates to a molded porous ceramic article containing SiC which has been produced from a molded article containing silicon and carbon.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.